Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340725 | Novel compound DC-38-V and process for production thereof | Fusao Tomita, Yuzura Matsuda, Kunikatsu Shirahata, Hirofumi Nakano, Tomoyasu Sato +2 more | 1982-07-20 |
| 4325905 | Method for producing a double-walled paper container | — | 1982-04-20 |
| 4309952 | Process for making a container cover member having synthetic resin openable portion | Hiroshi Aoyama, Kikuya Hirakawa, Yukio Sarusawa | 1982-01-12 |